:root{--sc-bg: #f7f6f1;--sc-text: #2b2b28;--sc-green: #14532d;--sc-gold: #e8b93f;--sc-line: #e3e0d6;--sc-dim: #6b6b63}*{box-sizing:border-box}body{margin:0;background:var(--sc-bg);color:var(--sc-text);font-family:Hiragino Sans,Hiragino Kaku Gothic ProN,Yu Gothic,Noto Sans JP,system-ui,sans-serif;line-height:1.9}a{color:var(--sc-green)}header.site{background:var(--sc-green);color:#fff;padding:14px 20px;display:flex;align-items:baseline;justify-content:space-between;gap:12px}header.site a{color:#fff;text-decoration:none;font-weight:700;letter-spacing:2px}header.site .tag{font-size:12px;opacity:.8;margin-left:10px}header.site .navblog{font-size:14px;font-weight:400;letter-spacing:0;opacity:.85;white-space:nowrap}header.site .navblog:hover{opacity:1;text-decoration:underline}footer.site{border-top:1px solid var(--sc-line);margin-top:40px;padding:20px;text-align:center;font-size:13px;color:var(--sc-dim)}footer.site nav{display:flex;flex-wrap:wrap;gap:8px 18px;justify-content:center}.sc{max-width:760px;margin:0 auto;padding:20px 14px 8px}.sc h1{font-size:22px;line-height:1.5;margin:0 0 10px;border-bottom:3px solid var(--sc-green);padding-bottom:8px}.sc h2{font-size:17px;margin:32px 0 8px;border-left:5px solid var(--sc-green);padding-left:10px}.sc-lead{font-size:14px;margin:0 0 18px}.sc-controls{background:#fff;border:1px solid var(--sc-line);border-radius:10px;padding:12px;margin-bottom:16px}.sc-row{display:flex;align-items:flex-start;gap:8px}.sc-row+.sc-row{margin-top:10px}.sc-row.off{opacity:.45}.sc-rowlabel{flex:none;width:34px;font-size:12px;color:var(--sc-dim);padding-top:6px}.sc-btns{display:flex;flex-wrap:wrap;gap:5px}.sc-btn{min-width:34px;min-height:44px;padding:0 8px;background:#fff;color:var(--sc-text);border:1px solid var(--sc-line);border-radius:7px;font-size:14px;line-height:1;cursor:pointer}.sc-btn.wide{min-width:44px}.sc-btn:hover:not(:disabled){border-color:var(--sc-green)}.sc-btn.on{background:var(--sc-green);border-color:var(--sc-green);color:#fff;font-weight:700}.sc-btn:disabled{cursor:default}.sc-hint{margin:8px 0 0;font-size:12px;color:var(--sc-dim);line-height:1.7}.sc-toggles{margin-top:12px;border-top:1px dashed var(--sc-line);padding-top:10px}.sc-toggle{display:flex;align-items:center;flex-wrap:wrap;gap:8px}.sc-toggle+.sc-toggle{margin-top:8px}.sc-togglelabel{font-size:13px;font-weight:700}.sc-seg{display:inline-flex;border:1px solid var(--sc-line);border-radius:7px;overflow:hidden}.sc-segbtn{min-height:44px;padding:0 14px;border:none;background:#fff;color:var(--sc-text);font-size:13px;cursor:pointer}.sc-segbtn+.sc-segbtn{border-left:1px solid var(--sc-line)}.sc-segbtn.on{background:var(--sc-green);color:#fff;font-weight:700}.sc-help{flex:1 1 100%;font-size:11.5px;color:var(--sc-dim);line-height:1.6}.sc-methods{display:grid;gap:12px}.sc-method{background:#fff;border:1px solid var(--sc-line);border-radius:10px;padding:12px}.sc-method.primary{border-color:var(--sc-green)}.sc-method h3{font-size:15px;margin:0 0 4px;color:var(--sc-green);display:flex;align-items:center;gap:8px;flex-wrap:wrap}.sc-tag{font-size:11px;font-weight:400;background:var(--sc-gold);color:#4a3a08;border-radius:999px;padding:1px 8px}.sc-methodnote{margin:0 0 10px;font-size:12px;color:var(--sc-dim);line-height:1.6}.sc-side+.sc-side{margin-top:8px}.sc-side{border:1px solid var(--sc-line);border-radius:8px;padding:8px 10px}.sc-sidehead{display:flex;align-items:center;gap:8px}.sc-sidetitle{font-size:13px;font-weight:700}.sc-limit{font-size:11px;background:#eaf1ea;color:var(--sc-green);border-radius:999px;padding:1px 8px}.sc-nums{display:grid;grid-template-columns:1fr 1fr;gap:6px;margin-top:4px}.sc-num{min-width:0}.sc-numlabel{display:block;font-size:11px;color:var(--sc-dim);line-height:1.4}.sc-num b{font-size:21px;line-height:1.3;letter-spacing:-.5px}.sc-break{display:block;font-size:11px;color:var(--sc-dim);line-height:1.5}.sc-outnote{font-size:12px;color:var(--sc-dim);margin:10px 0 0}.sc-tablewrap{overflow-x:auto;margin:12px 0}.sc-table{border-collapse:collapse;width:100%;background:#fff;font-size:13px}.sc-table caption{caption-side:top;text-align:left;font-size:12px;color:var(--sc-dim);padding-bottom:4px}.sc-table th,.sc-table td{border:1px solid var(--sc-line);padding:0;text-align:center}.sc-table th{background:#eaf1ea;color:var(--sc-green);font-size:12px;padding:4px 2px;white-space:nowrap}.sc-table td{padding:0}.sc-table td button{display:block;width:100%;min-height:44px;padding:3px 2px;background:transparent;border:none;cursor:pointer;color:inherit;font:inherit}.sc-table td.on{background:#eaf1ea;outline:2px solid var(--sc-green);outline-offset:-2px}.sc-cellron{display:block;font-size:14px;line-height:1.25}.sc-celltsumo{display:block;font-size:10px;line-height:1.3;color:var(--sc-dim);white-space:nowrap}@media (max-width: 359px){.sc-table{font-size:12px}.sc-table th{padding:4px 1px;font-size:11px}.sc-table td button{padding:3px 1px}.sc-cellron{font-size:13px}.sc-celltsumo{font-size:9px}}.sc-links{display:flex;flex-direction:column;gap:8px;margin:24px 0 8px}.sc-cta{display:block;text-align:center;text-decoration:none;background:var(--sc-green);color:#fff;font-weight:700;font-size:14px;padding:12px 14px;border-radius:8px}.sc-cta.ghost{background:#fff;color:var(--sc-green);border:1px solid var(--sc-green)}.sc-about{max-width:760px;margin:0 auto;padding:0 14px 8px;font-size:14px}.sc-about h2{font-size:17px;margin:28px 0 8px;border-left:5px solid var(--sc-green);padding-left:10px}.sc-about h3{font-size:15px;margin:20px 0 6px;color:var(--sc-green)}.sc-about p{margin:0 0 12px}.sc-about ul{margin:0 0 12px;padding-left:1.4em}.sc-about li{margin:4px 0}@media (min-width: 620px){.sc{padding:28px 20px 8px}.sc h1{font-size:26px}.sc-methods{grid-template-columns:1fr 1fr;align-items:start}.sc-num b{font-size:22px}.sc-about{padding:0 20px 8px}}